Serenad er bygget på Gräddö Båtvärv utenfor Stockholm i vinteren 1938/1939. Hun er tegnet av dansken Knud H Reimers og ble bygget for Dr E B salen. Hennes første navn var Nelasbe, E.B Salen baklengs.Serenad was built on Gräddö Boatyard outside Stockholm in the winter of 1938/1939. She was designed by Danish Knud H Reimers and was built for the Dr E B Salen. Her first name was Nelasbe, the owners name backwards.